cur.sendQuery("set @out1=0, @out2=0.0, @out3=''");
cur.sendQuery("call exampleproc(@out1,@out3,@out3)");
cur.sendQuery("select @out1,@out2,@out3");
String  out1=cur.getFieldByIndex(0,0);
String  out2=cur.getFieldByIndex(0,1);
String  out3=cur.getFieldByIndex(0,2);
